package leetcode.tree_problem;

/**
 * 100. 相同的树
 * https://leetcode-cn.com/problems/same-tree/
 */
public class IsSameTree {
    public boolean isSameTree(TreeNode p, TreeNode q) {
        if (p == null && q == null){
            return true;
        }
        if (p == null || q == null){
            return false;
        }
        if (p.val != q.val){
            return false;
        }
        return isSameTree(p.left , q.left) && isSameTree(p.right , q.right);
    }
}
